In this task, you will be shown an incorrect English sentence. You need to generate a corrected form of the input sentence.

Q: so i think having selfconfdence is more important than having knowledge . 

A: I think having self-confidence is more important than having knowledge . 
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Q: However , one student pointed out my mistakes . 

A: However , one student pointed out my mistakes . 
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Q: That is to say , not all the old things lead to the failure . 

A:
That is to say , not all old things lead to the failure . 
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